US3124931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motive fluid control for a re-expansion gas turbine engine
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:27
CPC Classifications
F; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/141; F02; F02C; F02C5/00; F02C5/12; F05; F05D; F05D2250/00; F05D2250/40; F05D2250/41; F05D2250/411; Y; Y10; Y10S; Y10S55/00; Y10S55/30; Y10S74/00; Y10S74/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
IN A GAS TURBINE ENGINE HAVING A GASIFIER SECTION AND A ROTATIONAL INDEPENDENT POWER TURBINE DRIVEN BY GAS SUPPLIED FROM SAID GASIFIER SECTION, GUIDE VANE MEANS DISPOSED BETWEEN SAID GASIFIER SECTION AND SAID POWER TURBINE, SAID GUIDE VANE MEANS BEING MOVABLE FOR CHANGING THE DIRECTION OF THE GAS LEAVING SAID GUIDE VANE MEANS, AND SPEED RESPONSIVE MEANS DRIVEN BY SAID POWER TURBINE OPERATIVELY CONNECTED TO SAID GUIDE VANE MEANS FOR PRO-
Claim 2
Dependent Claim
71 words
IN A GAS TURBINE ENGINE HAVING A GASIFIER SECTION AND A ROTATIONAL INDEPENDENT POWER TURBINE DRIVEN BY GAS SUPPLIED FROM SAID GASIFIER SECTION, GUIDE VANE MEANS DISPOSED BETWEEN SAID GASIFIER SECTION AND SAID POWER TURBINE, SAID GUIDE VANE MEANS BEING MOVABLE FOR CHANGING THE DIRECTION OF THE GAS LEAVING SAID GUIDE VANE MEANS, AND SPEED RESPONSIVE MEANS DRIVEN BY SAID POWER TURBINE OPERATIVELY CONNECTED TO SAID GUIDE VANE MEANS FOR PRO-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |